Deadline / Posted PhD/postdoc positions in optimal transport/optimization for machine learning KTH Royal Institute of Technology, Sweden Department of Mathematics PhD/doctoral no deadline posted: Aug 11, 2025 Doctoral Researcher (f/m/d – 75 %) in Mathematics for the project “Quantized vortices and nonlinear waves” Karlsruhe Institute of Technology - Collaborative Research Center 1173, Germany Mathematics PhD/doctoral Jul 31, 2025 posted: Jun 24, 2025